Home / 62,821.94-94,236.44-20,131.08

Finding the Fourth Proportional to 62,821.94, 94,236.44 and 20,131.08

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Solution

The fourth proportional to 62,821.94, 94,236.44 and 20,131.08 is: 30,197.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,821.94 : 94,236.44 = 20,131.08 : x
  2. Step 2: Convert to fraction form
    62,821.94/94,236.44 = 20,131.08/x
  3. Step 3: Cross multiply
    62,821.94x = 94,236.44 × 20,131.08
  4. Step 4: Simplify right side
    62,821.94x = 1,897,081,211.90
  5. Step 5: Solve for x
    x = 1,897,081,211.90/62,821.94
  6. Step 6: Final answer
    x = 30,197.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.